.ui-menu{
    border: solid 1px #DFDFDF;
    .title{
       
        font-size: 14px;
        color: #333;
        display: inline-block;
        width: 100%;
        padding: 10px;
        box-sizing: border-box; 
        position: relative;
        cursor: pointer;
        background: #F6F6F9;
        
        border-bottom: solid 1px #DFDFDF;
        .select{
            border-color: #999 transparent transparent;
            border-style: solid;
            border-width: 5px 5px 5px;
            display: inline-block;
            height: 0;
            width: 0;
            transition: all 0.1s;
            margin-top: 5px;
            vertical-align: middle;
            transform-origin: 5px 2px;
            position: absolute;
            right: 10px;
            top: 50%;
            margin-top: -3px;
        }
    }
    .content{
        padding: 10px;
        transition: all .3s;
    }


}